The Lubicle Black is a high viscosity, low friction metal-based lubricant by Cubicle Labs. Specially designed for metal-to-metal and metal-to-plastic contact. Best to be used for lubing the cores and puzzle's hardware.
Instructions: Apply a drop of the Lubicle Black to the head of each screw and bottom of each center piece for maximum puzzle performance.
Comes with a green dispensing tip, a lube top cap, rubber work gloves and an introductory card.